At present,53 Chinese military observers are still serving in 6 regions,and 2 staff officers working in the UN peacekeeping department.是什么意思_At present,53 Chinese military observers are still serving in 6 regions,and 2 staff officers working in the UN peacekeeping department.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句